Figure 7.
Optimization of the newly designed Cr3+ sensor: (a) the concentration variation plot of Cr3+ (0.1 M to 0.1 nM); and (b) the calibration plot (at + 1.1 V) of ATNA/Nafion/GCE.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.